Patents Represented by Attorney Kris A. Shideler

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  • Aqueous aminoplast curable film-forming compositions providing films having resistance to acid etching
    Patent number: 6103816
    Abstract: An aqueous aminoplast-curable film-forming composition is disclosed. The aqueous film-forming composition is a crosslinkable composition comprising (1) a material containing a plurality of carbamate and/or urea functional groups and (2) an aminoplast crosslinking agent. The aqueous composition provides a coating with improved acid etch resistance, making the compositions particularly useful as automotive clear coats.
    Type: Grant
    Filed: October 30, 1992
    Date of Patent: August 15, 2000
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Shanti Swarup, Debra L. Singer, Gregory J. McCollum, Kurt G. Olson, S. Tonya Stefko, Richard J. Sadvary, Robyn E. McMillan, Michael A. Mayo